Fuchiko no Fuchi, also known as 'Cup no Fuchiko,' is a Japanese series centered around a tiny office lady named Fuchiko who perches on the edge of cups. Originally created as a line of collectible figurines, the series has gained popularity for its charming and whimsical depiction of Fuchiko's adventures on various cup edges. The series explores the delightful and imaginative world of everyday objects from Fuchiko's unique perspective.